Home / 8,743,408.20-13,115,112.30-8,365,494.60

Finding the Fourth Proportional to 8,743,408.20, 13,115,112.30 and 8,365,494.60

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Solution

The fourth proportional to 8,743,408.20, 13,115,112.30 and 8,365,494.60 is: 12,548,241.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743,408.20 : 13,115,112.30 = 8,365,494.60 : x
  2. Step 2: Convert to fraction form
    8,743,408.20/13,115,112.30 = 8,365,494.60/x
  3. Step 3: Cross multiply
    8,743,408.20x = 13,115,112.30 × 8,365,494.60
  4. Step 4: Simplify right side
    8,743,408.20x = 109,714,401,124,043.58
  5. Step 5: Solve for x
    x = 109,714,401,124,043.58/8,743,408.20
  6. Step 6: Final answer
    x = 12,548,241.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.